Safety features in the building include the high-density concrete
core, which surrounds wide staircases of poured concrete, according to Frank Hussy of Tishman Construction, who is supervising the construction site.
The gravity anchors, which use high-density concrete
mixed with iron ore aggregate, will he constructed at the Venture's King Bay Supply Base.
Insulation and steel rebar are then put into place on the interior ceiling of the dome and covered with several layers of high-density concrete
The 3/4-inch-thick slab consists of high-density concrete
reinforced with plastic mesh.